PROCESS FOR THE COLOURATION OF ORGANIC MATERIAL OF HIGH MOLECULAR WEIGHT IN THE MELT WITH ANTHRAQUINONE DYES
3-11789+ Process for the colouration of organic material of high molecular weight in the melt with anthraquinone dyes The invention discloses a process for the colouration of organic material of high molecular weight, wherein the colourant is a compound of the formula wherein Hal represents a chlori...
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Format: | Patent |
Sprache: | eng ; fre |
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